1. Department of Electrical and Computer Engineering, Georgia Southern University (Statesboro Campus), Statesboro, GA, USA
2. State Key Laboratory of Synthetical Automation for Process Industries, Northeastern University, Shenyang, China
3. School of Electronic and Electrical Engineering, University of Leeds, Leeds, U.K.
4. AAU Energy, Aalborg University, Aalborg, Denmark
5. UTA Research Institute, The University of Texas at Arlington, Fort Worth, TX, USA